What explains how the Cisco IPSoftPhoneuses the Cisco CallManager?
A.
The IPSoftPhonedoes not work with the Cisco CallManager
B.
Cisco IPSoftPhoneuses the services of the Cisco CallManager to route calls through an IP telephony network.
C.
Any IPSoftPhoneplugs directly into the CallManager IPSP jack for onsite support
D.
The IPSoftPhonewill use CallManager to reset all voicemail on the PBX.